Isotopes and radiation in soil-plant nutrition studies; proceedings. Symposium on the Use of Isotopes and Radiation in Soil-Plant Nutrition Studies (1965 : Ankara, Turkey) Joint FAO/IAEA Division of Atomic Energy in Agriculture. Radioisotopes in plant nutrition Congresses. Radioisotopes in soil chemistry Congresses. QK867 .S93 1965 539.76 INI "STI/PUB/108." Sponsored by the Joint Division of Atomic Energy in Agriculture of the International Atomic Energy Agency and the Food and Agriculture Organization of the United Nations. English, French, Russian, or Spanish, with abstracts in each language. Includes bibliographies. Vienna, International Atomic Energy Agency, 1965. 1965. 1965 Text 609 p. eng engfrerusspa International Atomic Energy Agency. Proceedings series Proceedings series (International Atomic Energy Agency)